This New York Mets #1 custom jersey is autographed by Mookie Wilson, a legendary baseball player who helped the team win the championship in '86. The authenticity of the signature has been verified by James Spence Authentication (JSA). The jersey is a perfect addition to any sports memorabilia collection and a great way to show support for the Mets. The jersey is in excellent condition and made of high-quality material. Add this unique item to your collection today!